JP2008537420A - Rfidトランシーバ装置 - Google Patents
Rfidトランシーバ装置 Download PDFInfo
- Publication number
- JP2008537420A JP2008537420A JP2008507067A JP2008507067A JP2008537420A JP 2008537420 A JP2008537420 A JP 2008537420A JP 2008507067 A JP2008507067 A JP 2008507067A JP 2008507067 A JP2008507067 A JP 2008507067A JP 2008537420 A JP2008537420 A JP 2008537420A
- Authority
- JP
- Japan
- Prior art keywords
- signal
- antenna
- loop
- rfid
- rfid transceiver
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
- 230000005284 excitation Effects 0.000 claims abstract description 41
- 230000004044 response Effects 0.000 claims abstract description 18
- 238000001514 detection method Methods 0.000 claims description 15
- 230000005540 biological transmission Effects 0.000 claims description 8
- 230000002452 interceptive effect Effects 0.000 claims description 4
- 230000005672 electromagnetic field Effects 0.000 abstract description 3
- 239000003990 capacitor Substances 0.000 description 11
- 230000008878 coupling Effects 0.000 description 10
- 238000010168 coupling process Methods 0.000 description 10
- 238000005859 coupling reaction Methods 0.000 description 10
- 230000004907 flux Effects 0.000 description 10
- 230000010363 phase shift Effects 0.000 description 10
- 238000010586 diagram Methods 0.000 description 8
- 230000002238 attenuated effect Effects 0.000 description 7
- 238000004804 winding Methods 0.000 description 5
- 230000035945 sensitivity Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 239000000969 carrier Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000000593 degrading effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R21/01—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents
- B60R21/015—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents including means for detecting the presence or position of passengers, passenger seats or child seats, and the related safety parameters therefor, e.g. speed or timing of airbag inflation in relation to occupant position or seat belt use
- B60R21/01556—Child-seat detection systems
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
- G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
- G06K7/10009—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves
- G06K7/10316—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves using at least one antenna particularly designed for interrogating the wireless record carriers
- G06K7/10336—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves using at least one antenna particularly designed for interrogating the wireless record carriers the antenna being of the near field type, inductive coil
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R21/01—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents
- B60R2021/0104—Communication circuits for data transmission
- B60R2021/01081—Transmission medium
- B60R2021/01088—Transmission medium wireless
Landscapes
- Engineering & Computer Science (AREA)
- Toxicology (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Electromagnetism (AREA)
- Computer Networks & Wireless Communication (AREA)
- Mechanical Engineering (AREA)
- General Health & Medical Sciences (AREA)
- Artificial Intelligence (AREA)
- Computer Vision & Pattern Recognition (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Near-Field Transmission Systems (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP05103057A EP1717727A1 (de) | 2005-04-18 | 2005-04-18 | RFID Signalsender und -empfänger |
PCT/EP2006/061641 WO2006111528A1 (en) | 2005-04-18 | 2006-04-18 | Rfid transceiver unit |
Publications (1)
Publication Number | Publication Date |
---|---|
JP2008537420A true JP2008537420A (ja) | 2008-09-11 |
Family
ID=35677658
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2008507067A Withdrawn JP2008537420A (ja) | 2005-04-18 | 2006-04-18 | Rfidトランシーバ装置 |
Country Status (6)
Country | Link |
---|---|
US (1) | US20080278287A1 (de) |
EP (2) | EP1717727A1 (de) |
JP (1) | JP2008537420A (de) |
CN (1) | CN101160589A (de) |
DE (1) | DE602006018277D1 (de) |
WO (1) | WO2006111528A1 (de) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7546137B2 (en) * | 2005-02-28 | 2009-06-09 | Sirit Technologies Inc. | Power control loop and LO generation method |
US8000674B2 (en) * | 2007-07-31 | 2011-08-16 | Intel Corporation | Canceling self-jammer and interfering signals in an RFID system |
JP5532678B2 (ja) * | 2009-05-26 | 2014-06-25 | ソニー株式会社 | 通信装置、アンテナ装置、並びに通信システム |
CN101930042B (zh) * | 2009-06-25 | 2012-07-04 | 北京亚仕同方科技有限公司 | 一种用于高频射频标签的检测装置 |
FR2981486B1 (fr) * | 2011-10-12 | 2015-07-03 | Continental Automotive France | Dispositif et procede de communication sans contact a consommation electrique reduite |
DE102013216549B3 (de) | 2013-06-10 | 2014-08-28 | Johnson Controls Components Gmbh & Co. Kg | Fahrzeugsitz mit positionserkennung und verfahren zur positionserkennung |
CN105467245B (zh) * | 2015-12-16 | 2018-11-20 | 北京思诺信安科技有限公司 | 便携式应答器输入输出特性测试仪及测试方法 |
US20230118588A1 (en) * | 2020-03-26 | 2023-04-20 | Tactual Labs Co. | Sensor arrangement with ground layer |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL8602033A (nl) * | 1986-08-08 | 1988-03-01 | Nedap Nv | Precisie richtfunctie bij herkensysteem. |
US5321412A (en) * | 1991-05-13 | 1994-06-14 | Sensormatic Electronics Corporation | Antenna arrangement with reduced coupling between transmit antenna and receive antenna |
NL9301650A (nl) * | 1993-09-24 | 1995-04-18 | Nedap Nv | Onafhankelijk antennestelsel voor detectiesystemen. |
NL9400076A (nl) * | 1994-01-17 | 1995-09-01 | Nedap Nv | Diefstaldetectie- en identificatiesysteem. |
EP0708002B1 (de) * | 1994-10-17 | 1999-08-11 | I.E.E. International Electronics & Engineering S.à.r.l. | Verfahren und Vorrichtung zur Erfassung gewisser Parameter eines Kindersitzes zur Steuerung eines Kraftfahrzeug-Gassacks |
JP3528367B2 (ja) * | 1995-09-30 | 2004-05-17 | ソニーケミカル株式会社 | リーダ・ライタ用アンテナ |
DE29619668U1 (de) * | 1996-11-12 | 1997-02-06 | Siemens AG, 80333 München | Antennenanordnung einer Vorrichtung zum Erkennen eines in einem Kraftfahrzeug auf einem Fahrzeugsitz angeordneten Kindersitzes |
JP3781042B2 (ja) * | 2003-04-07 | 2006-05-31 | オムロン株式会社 | アンテナ装置 |
US20060098765A1 (en) * | 2004-11-05 | 2006-05-11 | Impinj, Inc. | Interference cancellation in RFID systems |
-
2005
- 2005-04-18 EP EP05103057A patent/EP1717727A1/de not_active Withdrawn
-
2006
- 2006-04-18 US US11/911,735 patent/US20080278287A1/en not_active Abandoned
- 2006-04-18 JP JP2008507067A patent/JP2008537420A/ja not_active Withdrawn
- 2006-04-18 CN CNA2006800128456A patent/CN101160589A/zh active Pending
- 2006-04-18 EP EP06743322A patent/EP1872300B1/de not_active Not-in-force
- 2006-04-18 DE DE602006018277T patent/DE602006018277D1/de active Active
- 2006-04-18 WO PCT/EP2006/061641 patent/WO2006111528A1/en active Application Filing
Also Published As
Publication number | Publication date |
---|---|
CN101160589A (zh) | 2008-04-09 |
WO2006111528A1 (en) | 2006-10-26 |
EP1872300B1 (de) | 2010-11-17 |
EP1872300A1 (de) | 2008-01-02 |
US20080278287A1 (en) | 2008-11-13 |
EP1717727A1 (de) | 2006-11-02 |
DE602006018277D1 (de) | 2010-12-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A300 | Application deemed to be withdrawn because no request for examination was validly filed |
Free format text: JAPANESE INTERMEDIATE CODE: A300 Effective date: 20090707 |